Infiniti FX35 / FX45. Manual — part 60

AT-168

< SERVICE INFORMATION >

TROUBLE DIAGNOSIS FOR SYMPTOMS

TCWM0501E

TROUBLE DIAGNOSIS FOR SYMPTOMS

AT-169

< SERVICE INFORMATION >

D

E

F

G

H

I

J

K

L

M

A

B

AT

N

O

P

TCM terminals and data are reference value. Measured between each terminal and ground.

TCWM0502E

Terminal

Wire

color

Item

Condition

Data (Approx.)

3

L

CAN-H

–

–

4

PU

K-line (CONSULT-
III signal)

The terminal is connected to the data link connector for CONSULT-III.

–

AT-170

< SERVICE INFORMATION >

TROUBLE DIAGNOSIS FOR SYMPTOMS

A/T Check Indicator Lamp Does Not Come On

INFOID:0000000001327361

SYMPTOM:

A/T CHECK indicator lamp does not come on for about 2 seconds when turning ignition switch to
“ON”.

DIAGNOSTIC PROCEDURE

1.

CHECK CAN COMMUNICATION LINE

With CONSULT-III

• Perform self-diagnosis.

Without CONSULT-III

• Perform self-diagnosis. Refer to

AT-91, "Diagnosis Procedure without CONSULT-III"

.

Is a malfunction in the CAN communication indicated in the results?

YES

>> Check CAN communication line. Refer to

AT-94

.

NO

>> GO TO 2.

2.

CHECK A/T CHECK INDICATOR LAMP CIRCUIT

Check the combination meter. Refer to

DI-5

.

OK or NG

OK

>> GO TO 3

NG

>> Repair or replace damaged parts.

3.

CHECK TCM POWER SUPPLY AND GROUND CIRCUIT

Check TCM power supply and ground circuit. Refer to

AT-160

.

OK or NG

OK

>> INSPECTION END

NG

>> Repair or replace damaged parts.

Engine Cannot Be Started in "P" or "N" Position

INFOID:0000000001327362

SYMPTOM:

• Engine cannot be started with selector lever in “P” or “N” position.
• Engine can be started with selector lever in “D”or “R” position.

DIAGNOSTIC PROCEDURE

1.

CHECK PNP SWITCH CIRCUIT

With CONSULT-III

• Perform self-diagnosis.

Without CONSULT-III

• Perform self-diagnosis. Refer to

AT-91, "Diagnosis Procedure without CONSULT-III"

.

Do the self-diagnosis results indicate PNP switch?

YES

>> Check the malfunctioning system. Refer to

AT-102

.

NO

>> GO TO 2.

2.

CHECK A/T POSITION

7

OR

Back-up lamp re-
lay

Selector lever in “R” position.

0 V

Selector lever in other positions.

Battery voltage

8

P

CAN-L

–

–

Terminal

Wire

color

Item

Condition

Data (Approx.)

TROUBLE DIAGNOSIS FOR SYMPTOMS

AT-171

< SERVICE INFORMATION >

D

E

F

G

H

I

J

K

L

M

A

B

AT

N

O

P

Check the A/T position. Refer to

AT-207, "Checking of A/T Position"

.

OK or NG

OK

>> GO TO 3.

NG

>> Adjust A/T position. Refer to

AT-207, "Adjustment of A/T

Position"

.

3.

CHECK STARTING SYSTEM

Check starting system. Refer to

SC-8

.

OK or NG

OK

>> INSPECTION END

NG

>> Repair or replace damaged parts.

In "P" Position, Vehicle Moves When Pushed

INFOID:0000000001327363

SYMPTOM:

Even though the selector lever is set in the “P” position, the parking mechanism is not actuated,
allowing the vehicle to be moved when it is pushed.

DIAGNOSTIC PROCEDURE

1.

CHECK A/T POSITION

Check the A/T position. Refer to

AT-207, "Checking of A/T Position"

.

OK or NG

OK

>> GO TO 2.

NG

>> Adjust A/T position. Refer to

AT-207, "Adjustment of A/T

Position"

.

2.

CHECK PARKING COMPONENTS

Check parking components. Refer to

AT-226, "Parking Component (2WD Models Only)"

(2WD models) or

AT-

267, "Disassembly"

(AWD models).

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace damaged parts.

3.

CHECK A/T FLUID CONDITION

1.

Remove oil pan. Refer to

AT-215, "Control Valve with TCM and A/T Fluid Temperature Sensor 2"

.

2.

Check A/T fluid condition. Refer to

AT-49, "Inspections Before

Trouble Diagnosis"

.

OK or NG

OK

>> INSPECTION END

NG

>> Check the malfunction items. If any items are damaged,

repair or replace damaged parts. Refer to

AT-59, "Symp-

tom Chart"

(Symptom No.65).

SCIA2119E

SCIA2119E

SCIA5199E